﻿#define _CRT_SECURE_NO_WARNINGS 1

//编程初学者入门训练第五十题
//BC52 衡量人体胖瘦程度
//https://www.nowcoder.com/practice/4d604603fae94a26b59b7bc18f363bc0?tpId=107&tqId=33333&rp=1&ru=/exam/oj/ta&qru=/exam/oj/ta&sourceUrl=%2Fexam%2Foj%2Fta%3FtpId%3D107&difficulty=undefined&judgeStatus=undefined&tags=&title=

#include <stdio.h>

int main() {

    int weight = 0;
    int high = 0;
    while (scanf("%d %d", &weight, &high) != EOF) {
        double high2 = high / 100.0;
        double BMI = (weight / (high2 * high2));
        if (BMI < 18.5) {
            printf("Underweight\n");
        }
        else if (BMI >= 18.5 && BMI <= 23.9) {
            printf("Normal\n");
        }
        else if (BMI >= 23.9 && BMI <= 27.9) {
            printf("Overweight\n");
        }
        else {
            printf("Obese\n");
        }
    }

    return 0;
}